Miles between Joliet, IL and Boulder, CO

There are
992 mi
from Joliet, IL to Boulder, CO

That's the driving distance. It would take 17 hours 26 mins to go from Joliet, Illinois to Boulder, Colorado.

The flight distance (direct flight from Joliet, IL to Boulder, CO) is 903.97 mi.

992 mi = 1,596.34 kms